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NGK Laser Iridium High Ignitability spark plugs (DIFR5C11) box of four offer advanced OE-tip technology for a balance of performance and durability. Iridium-tipped center electrodes and premium ceramic insulation help prevent overheating and support reliable starts, while finer electrode tips improve spark efficiency. These plugs are intended as OE-equivalent replacements where strong ignitability and long service life are desired.
NGK Laser Iridium Spark Plug Box of 4 (DIFR5C11)
